Can'；无法在Eclipse中编译-未处理的事件循环异常

我无法在Eclipse中编译gwt应用程序。在Maven外面工作 尽管如此。我得到一个与IPixelConverter相关的错误（请参阅 下面是完整的堆栈跟踪）。Eclipse的版本是3.5.1 （SpringSource工具包2.3.0）和GWT插件的2.1.0版 从3.5更新站点安装

你知道为什么它不起作用吗

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eclipse.buildId=2.3.0.200912171331-RELEASE java.version=1.6.0_22 java.vendor=Sun Microsystems Inc.引导加载程序常量：OS=win32， ARCH=x86_64，WS=win32，NL=sv_SE框架参数：-产品 com.springsource.sts.ide命令行参数：-os win32-ws win32 -arch x86_64-产品com.springsource.sts.ide

**

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我也有同样的问题

错误发生错误。有关详细信息，请参阅错误日志。com/google/gdt/eclipse/platform/shared/ui/IPixelConverter

您需要安装/重新安装 “Jetty-9捆绑包组合存储库”—— 仅检查清单：码头-捆绑包：所有码头捆绑包

java.lang.NoClassDefFoundError: com/google/gdt/eclipse/platform/shared/
ui/IPixelConverter
        at
com.google.gwt.eclipse.core.compile.ui.GWTCompileDialog.createAdvancedOptions(GWTCompileDialog.java:
337)
        at
com.google.gwt.eclipse.core.compile.ui.GWTCompileDialog.createDialogArea(GWTCompileDialog.java:
250)
        at
org.eclipse.jface.dialogs.TitleAreaDialog.createContents(TitleAreaDialog.java:
147)
        at
com.google.gwt.eclipse.core.compile.ui.GWTCompileDialog.createContents(GWTCompileDialog.java:
215)
        at org.eclipse.jface.window.Window.create(Window.java:431)
        at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1089)
        at org.eclipse.jface.window.Window.open(Window.java:790)
        at
com.google.gwt.eclipse.core.actions.GWTCompileToolbarAction.run(GWTCompileToolbarAction.java:
64)
        at
org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:
251)
        at
org.eclipse.ui.internal.WWinPluginAction.runWithEvent(WWinPluginAction.java:
229)
        at
org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:
584)
        at org.eclipse.jface.action.ActionContributionItem.access
$2(ActionContributionItem.java:501)
        at org.eclipse.jface.action.ActionContributionItem
$6.handleEvent(ActionContributionItem.java:452)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
        at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:
3880)
        at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3473)
        at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:
2405)
        at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
        at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2221)
        at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
        at
org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:
332)
        at
org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:
493)
        at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:
149)
        at
org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:
113)
        at
org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:
194)
        at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:
110)
        at
org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:
79)
        at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:
368)
        at
org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:
179)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:
39)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:
25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:559)
        at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
        at org.eclipse.equinox.launcher.Main.run(Main.java:1311)
        at org.eclipse.equinox.launcher.Main.main(Main.java:1287)
Caused by: java.lang.ClassNotFoundException:
com.google.gdt.eclipse.platform.shared.ui.IPixelConverter
        at
org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:
494)
        at
org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:
410)
        at
org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:
398)
        at
org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:
105)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
        ... 38 more